1# SPDX-License-Identifier: GPL-2.0 2# 3# CDX bus configuration 4# 5# Copyright (C) 2022-2023, Advanced Micro Devices, Inc. 6# 7 8config CDX_BUS 9 bool "CDX Bus driver" 10 depends on OF && ARM64 || COMPILE_TEST 11 help 12 Driver to enable Composable DMA Transfer(CDX) Bus. CDX bus 13 exposes Fabric devices which uses composable DMA IP to the 14 APU. CDX bus provides a mechanism for scanning and probing 15 of CDX devices. CDX devices are memory mapped on system bus 16 for embedded CPUs. CDX bus uses CDX controller and firmware 17 to scan these CDX devices. 18 19source "drivers/cdx/controller/Kconfig" 20